Denning Private
CO04 · Keenesburg, CO · Non-towered · Print kneeboard · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-19 · night begins 07:27 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:15 AM | 12:15Z |
| Sunrise | 06:42 AM | 12:42Z |
| Sunset | 07:00 PM | 01:00Z |
| Evening civil twilight Loggable night begins | 07:27 PM | 01:27Z |
Plan a flight from CO04
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
Pilot reports · Loading PIREPs…
Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
RWY 17LEFT traffic
- Heading
- 180° true
- Dimensions
- 863 × 35 ft
- TPA
- 6,000 ft MSL (≈1,000 AGL) · standard
- Surface
- Gravel
Enter the left downwind (heading 000°) on the 45° at 6,000 ft MSL (≈1,000 AGL).
More details — RWY 17
- Threshold elev
- 4,976 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 863 ft |
Prefer one flat page? Full runway details for CO04 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the CO04 kneeboard →
Comms & NavAids
Nearby navigation aids
DVV 114.70 · DEN 117.90 · FQF 116.30 · +3
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| DVV · Mile High | VORTAC | 114.70 · 94X | High | r048° / 11.6 NM |
| DEN · Denver | VOR/DME | 117.90 · 126X | High | r037° / 16 NM |
| FQF · Falcon | VORTAC | 116.30 · 110X | High | r016° / 21 NM |
| BKF · Buckley | TACAN | 109.60 · 33X | — | r033° / 23.5 NM |
| GLL · Gill | VOR/DME | 114.20 · 89X | High | r155° / 30.8 NM |
| BJC · Jeffco | VOR/DME | 115.40 · 101X | High | r070° / 33.7 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for CO04 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- CO04
- Coordinates
- 40.0019, -104.4156
- Elevation
- 4,977 ft MSL
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 1-800-WX-BRIEF
- Segmented circle
- No
- Activated
- 2023/08
- Distance from city
- 8 SE
Ownership & management 2 contacts
Nearby airports
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Also nearby: CO56 Jjs (private) (3 NM) · 22CO Flying E (private) (4 NM) · 49CO Air Dusters INC (private) (6 NM) · CO41 Campbells (private) (6 NM) · CO60 Horseshoe Landings (private) (6 NM) · 96CO Logan (private) (9 NM)
About CO04
Denning (CO04) is an airport in Keenesburg, CO, at 4,977 ft MSL. It has 1 runway, the longest 863 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CO04, refreshed from the Aviation Weather Center and FAA NASR.
Does CO04 have a control tower?
No. Denning is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at CO04?
Denning has 1 runway; the longest is 863 ft. See the Runways section for headings, surface, and lighting.
Where is CO04?
Denning is in Keenesburg, CO, at an elevation of 4,977 ft MSL. Coordinates: 40.0019, -104.4156.
More about CO04
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open CO04 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
Something here wrong or out of date? Report a data problem.